document.write( "Question 146244: find x and y
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document.write( "2x + 3y = 6
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document.write( "3x - 4y = -3 \n" );
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Algebra.Com's Answer #106807 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 2x + 3y = 6 multiply by 3 \n" ); document.write( "3x - 4y = -3 multiply by -2 \n" ); document.write( "6x+9y=18 \n" ); document.write( "-6x+8y=6 now add. \n" ); document.write( "---------------------------- \n" ); document.write( "17y=24 \n" ); document.write( "y=24/17 answer. \n" ); document.write( "2x+3*24/17=6 \n" ); document.write( "2x+72/17=6 \n" ); document.write( "2x=6-72/17 \n" ); document.write( "2x=(6*17-72)/17 \n" ); document.write( "2x=(102-72)/17 \n" ); document.write( "2x=30/17 \n" ); document.write( "x=(30/17)/2 \n" ); document.write( "x=30/17*1/2 \n" ); document.write( "x=30/34=15/17 answer. \n" ); document.write( "proof: \n" ); document.write( "3*15/17-4*24/17=6 \n" ); document.write( "45/17-96/17=-3 \n" ); document.write( "-51/17=-3 \n" ); document.write( "-3=-3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |